138241490

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{2689}}^1$

素因数の和:2846

約数の個数: 32

約数和(自身を含む): 256238640

約数和(自身を除く): 117997150

約数列:

[1, 2, 5, 10, 53, 97, 106, 194, 265, 485, 530, 970, 2689, 5141, 5378, 10282, 13445, 25705, 26890, 51410, 142517, 260833, 285034, 521666, 712585, 1304165, 1425170, 2608330, 13824149, 27648298, 69120745, 138241490]

約数ペア:

[(1, 138241490), (2, 69120745), (5, 27648298), (10, 13824149), (53, 2608330), (97, 1425170), (106, 1304165), (194, 712585), (265, 521666), (485, 285034), (530, 260833), (970, 142517), (2689, 51410), (5141, 26890), (5378, 25705), (10282, 13445)]